diff --git a/cmd/cosign/cli/attest/attest_blob_test.go b/cmd/cosign/cli/attest/attest_blob_test.go
index 65d6396e1d3..1f40a9e5d5d 100644
--- a/cmd/cosign/cli/attest/attest_blob_test.go
+++ b/cmd/cosign/cli/attest/attest_blob_test.go
@@ -31,13 +31,13 @@ import (
 	"github.com/in-toto/in-toto-golang/in_toto"
 	"github.com/pkg/errors"
 	ssldsse "github.com/secure-systems-lab/go-securesystemslib/dsse"
+	"github.com/secure-systems-lab/go-securesystemslib/encrypted"
 	"github.com/sigstore/cosign/v2/cmd/cosign/cli/generate"
 	"github.com/sigstore/cosign/v2/cmd/cosign/cli/options"
 	"github.com/sigstore/cosign/v2/pkg/cosign"
 	"github.com/sigstore/cosign/v2/test"
 	"github.com/sigstore/sigstore/pkg/signature"
 	"github.com/sigstore/sigstore/pkg/signature/dsse"
-	"github.com/theupdateframework/go-tuf/encrypted"
 )
 
 // TestAttestBlobCmdLocalKeyAndSk verifies the AttestBlobCmd returns an error
diff --git a/cmd/cosign/cli/sign/sign_test.go b/cmd/cosign/cli/sign/sign_test.go
index afb43e3e9af..6959ba3fd01 100644
--- a/cmd/cosign/cli/sign/sign_test.go
+++ b/cmd/cosign/cli/sign/sign_test.go
@@ -28,13 +28,13 @@ import (
 
 	"github.com/stretchr/testify/assert"
 
+	"github.com/secure-systems-lab/go-securesystemslib/encrypted"
 	"github.com/sigstore/cosign/v2/cmd/cosign/cli/generate"
 	"github.com/sigstore/cosign/v2/cmd/cosign/cli/options"
 	"github.com/sigstore/cosign/v2/internal/ui"
 	"github.com/sigstore/cosign/v2/pkg/cosign"
 	"github.com/sigstore/cosign/v2/test"
 	"github.com/sigstore/sigstore/pkg/cryptoutils"
-	"github.com/theupdateframework/go-tuf/encrypted"
 )
 
 func pass(s string) cosign.PassFunc {
diff --git a/go.mod b/go.mod
index 55cadc15e83..4cc3b43352f 100644
--- a/go.mod
+++ b/go.mod
@@ -43,7 +43,6 @@ require (
 	github.com/spf13/viper v1.16.0
 	github.com/spiffe/go-spiffe/v2 v2.1.6
 	github.com/stretchr/testify v1.8.4
-	github.com/theupdateframework/go-tuf v0.5.2
 	github.com/transparency-dev/merkle v0.0.2
 	github.com/withfig/autocomplete-tools/integrations/cobra v1.2.1
 	github.com/xanzy/go-gitlab v0.90.0
@@ -243,6 +242,7 @@ require (
 	github.com/syndtr/goleveldb v1.0.1-0.20220721030215-126854af5e6d // indirect
 	github.com/tchap/go-patricia/v2 v2.3.1 // indirect
 	github.com/thales-e-security/pool v0.0.2 // indirect
+	github.com/theupdateframework/go-tuf v0.6.1 // indirect
 	github.com/tinylib/msgp v1.1.6 // indirect
 	github.com/titanous/rocacheck v0.0.0-20171023193734-afe73141d399 // indirect
 	github.com/tjfoc/gmsm v1.3.2 // indirect
diff --git a/go.sum b/go.sum
index f8159b83094..465a8f264c1 100644
--- a/go.sum
+++ b/go.sum
@@ -953,8 +953,8 @@ github.com/tchap/go-patricia/v2 v2.3.1 h1:6rQp39lgIYZ+MHmdEq4xzuk1t7OdC35z/xm0BG
 github.com/tchap/go-patricia/v2 v2.3.1/go.mod h1:VZRHKAb53DLaG+nA9EaYYiaEx6YztwDlLElMsnSHD4k=
 github.com/thales-e-security/pool v0.0.2 h1:RAPs4q2EbWsTit6tpzuvTFlgFRJ3S8Evf5gtvVDbmPg=
 github.com/thales-e-security/pool v0.0.2/go.mod h1:qtpMm2+thHtqhLzTwgDBj/OuNnMpupY8mv0Phz0gjhU=
-github.com/theupdateframework/go-tuf v0.5.2 h1:habfDzTmpbzBLIFGWa2ZpVhYvFBoK0C1onC3a4zuPRA=
-github.com/theupdateframework/go-tuf v0.5.2/go.mod h1:SyMV5kg5n4uEclsyxXJZI2UxPFJNDc4Y+r7wv+MlvTA=
+github.com/theupdateframework/go-tuf v0.6.1 h1:6J89fGjQf7s0mLmTG7p7pO/MbKOg+bIXhaLyQdmbKuE=
+github.com/theupdateframework/go-tuf v0.6.1/go.mod h1:LAFusuQsFNBnEyYoTuA5zZrF7iaQ4TEgBXm8lb6Vj18=
 github.com/tidwall/pretty v1.0.0/go.mod h1:XNkn88O1ChpSDQmQeStsy+sBenx6DDtFZJxhVysOjyk=
 github.com/tidwall/pretty v1.2.0 h1:RWIZEg2iJ8/g6fDDYzMpobmaoGh5OLl4AXtGUGPcqCs=
 github.com/tinylib/msgp v1.1.6 h1:i+SbKraHhnrf9M5MYmvQhFnbLhAXSDWF8WWsuyRdocw=
diff --git a/pkg/cosign/keys.go b/pkg/cosign/keys.go
index 3ab43cae479..9adc22525f8 100644
--- a/pkg/cosign/keys.go
+++ b/pkg/cosign/keys.go
@@ -30,8 +30,7 @@ import (
 	"os"
 	"path/filepath"
 
-	"github.com/theupdateframework/go-tuf/encrypted"
-
+	"github.com/secure-systems-lab/go-securesystemslib/encrypted"
 	"github.com/sigstore/cosign/v2/pkg/oci/static"
 	"github.com/sigstore/sigstore/pkg/cryptoutils"
 	"github.com/sigstore/sigstore/pkg/signature"